Chairman and CEO Warren Buffett and his right-hand man Charlie Munger share their unscripted views on the company, the markets, the economy, corporate governance, and more. LIVE video on Yahoo Finance. Note also berkshirehathaway.comandBuffett says Berkshire Hathaway has invested in Amazon.com, Inc., according to a report at CNBC.com.

5G: the future of 5G wireless technology holds the promise of total connectivity, but also will be susceptible to cyberattacks and surveillance--newyorker.com.

WeWork a/k/a the "We Company" IPO? "A person close to the company reportedly told Axios.com that it could become the second most-shorted stock, behind Tesla."

US Supreme Court asks DOJ to weigh in on Google-Oracle case--TheHill.com

China: How the boom in unicorn bike-share companies like Ofo and Mobike was quickly followed by a bust, wiping out many investors and littering towns with unused bikes.

The universe is expanding faster than we thought, and no one knows why--explaining the discrepancy between what was happening 13 billion years ago and now "may require new physics"--cnet.com.

Personal Tech: Mobile switch: "How I canceled Verizon and cut my phone bill in half"..."After I made the last payment on a two-year Verizon device contract, I decided to take a closer look at my mobile bill. To my surprise, I discovered I was overpaying dramatically."Editor's note: in the U.S. there are "low switching costs" in changing mobile wireless carriers, thanks to government regulation.Also note: new Google smartphones Pixel 3a (5.6-inch display), and 3a XL (6-inch display) rumored to launch May 7 (Google I/O?).. Both will have 4GB of memory, a Snapdragon 670 processor, a 12-megapixel rear camera, an 8-megapixel selfie camera, and 64GB of storage. Pricing is also rumored to start at $500 for the smaller of the two phones which is still too high, in my opinion, but do the phones have NFC and band 71? If the answer is "No," the phones are a non-starter for me.